缺点: shortcoming; defect; weak po ...数: frequently; repeatedly管制: control图: picture; chart; drawing; map单位缺点数管制图: defects per unit contro chart每百万缺点数管制图: defect parts per million control chart不良数管制图: number of defectives control chart百件缺点数: defects per hundred单位缺点数: defects per unit; dpu平均缺点数: average number of defects管制图: control chart每百万缺点数: defects part per million dppm管制图表: control chart交通管制图: traffic diagram良率管制图: yield control chart全距管制图: average-range control chart事前管制图: pre-control chart损害管制图: damage plan统计管制图: statistical control chart选控管制图: cause-selecting control chart验收管制图: acceptance control chart不良率管制图: percent defectives control chart记量值管制图: variables charts百万个机会的缺点数: dpmo每百万单位的缺点数: dpm: defect per million